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Merge pull request #74 from aaronlehmann/tolerate-missing-resources

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Avoid panic when spec file is missing sections under Resources
This commit is contained in:
Michael Crosby 2016-01-15 16:26:16 -08:00
commit fbb69b2fa0
1 changed files with 53 additions and 45 deletions
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8
linux/linux.go
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@ -626,6 +626,7 @@ func (rt *libcontainerRuntime) createCgroupConfig(name string, spec *specs.Linux
}
cr.Resources = c
r := spec.Linux.Resources
if r.Memory != nil {
if r.Memory.Limit != nil {
c.Memory = int64(*r.Memory.Limit)
}
@ -641,6 +642,8 @@ func (rt *libcontainerRuntime) createCgroupConfig(name string, spec *specs.Linux
if r.Memory.Swappiness != nil {
c.MemorySwappiness = int64(*r.Memory.Swappiness)
}
}
if r.CPU != nil {
if r.CPU.Shares != nil {
c.CpuShares = int64(*r.CPU.Shares)
}
@ -662,12 +665,15 @@ func (rt *libcontainerRuntime) createCgroupConfig(name string, spec *specs.Linux
if r.CPU.Mems != nil {
c.CpusetMems = *r.CPU.Mems
}
}
if r.BlockIO != nil {
if r.BlockIO.Weight != nil {
c.BlkioWeight = *r.BlockIO.Weight
}
if r.BlockIO.LeafWeight != nil {
c.BlkioLeafWeight = *r.BlockIO.LeafWeight
}
}
for _, wd := range r.BlockIO.WeightDevice {
weightDevice := configs.NewWeightDevice(wd.Major, wd.Minor, *wd.Weight, *wd.LeafWeight)
c.BlkioWeightDevice = append(c.BlkioWeightDevice, weightDevice)
@ -695,6 +701,7 @@ func (rt *libcontainerRuntime) createCgroupConfig(name string, spec *specs.Linux
})
}
c.OomKillDisable = r.DisableOOMKiller != nil && *r.DisableOOMKiller
if r.Network != nil {
c.NetClsClassid = r.Network.ClassID
for _, m := range r.Network.Priorities {
c.NetPrioIfpriomap = append(c.NetPrioIfpriomap, &configs.IfPrioMap{
@ -702,6 +709,7 @@ func (rt *libcontainerRuntime) createCgroupConfig(name string, spec *specs.Linux
Priority: int64(m.Priority),
})
}
}
return cr, nil
}